dict = {"王力宏": {"部门": "科技部", "工资": 3000, "级别": 1},
        "周杰伦": {"部门": "市场部", "工资": 5000, "级别": 2},
        "林俊杰": {"部门": "市场部", "工资": 7000, "级别": 3},
        "张学友": {"部门": "科技部", "工资": 4000, "级别": 1},
        "刘德华": {"部门": "市场部", "工资": 6000, "级别": 2}
        }
print("全体员工当前的信息如下：")
for key, value in dict.items():
        print(key, value)
for name in dict:
        if dict[name]["级别"] == 1:
              dict[name]["级别"] = 2
              dict[name]["工资"] += 1000
print("全体员工更新后的信息如下：")
for key, value in dict.items():
        print(key, value)


